Introduction to Astrophysics Crossword Puzzle

QUESTIONS LIST:

• planet: a celestial body in orbit around a star, with a near-spherical shape
• mercury : the planet named after the roman god of travel
• satellite : an object in orbit of a celestial body
• milky way : our galaxy
• pluto : once the 9th planet of our solar system, now a dwarf planet
• event horizon : the point at which light cannot escape a black hole
• neptune : the farthest planet from the sun
• light year : a unit of measure, approximately 9.4607e+12 kilometers
• gustav holst : the composer of the seven-movement orchestral piece, 'the planets'
• ganymede : jupiter's largest moon
• uranus : this planet was discovered by william herschel in 1781 and originally called 'george's star' after king george iii
• star : a massive, self-luminous celestial body of gas
• telescope : james webb and edwin hubble both have one of these named after themselves